Acoustic observations - PowerPoint PPT Presentation

Speech Recognition

Speech Recognition. Components of a Recognition System. Frontend. Feature extractor. Frontend. Feature extractor Mel-Frequency Cepstral Coefficients (MFCCs). Feature vectors. Hidden Markov Models ( HMMs ). Acoustic Observations. Hidden Markov Models ( HMMs ). Acoustic Observations

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1.53k views • 69 slides

Landmark-Based Speech Recognition

Landmark-Based Speech Recognition. Mark Hasegawa-Johnson Carol Espy-Wilson Jim Glass Steve Greenberg Katrin Kirchhoff Mark Liberman Partha Niyogi Ken Stevens. What are Landmarks?.

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239 views • 19 slides

Landmark-Based Speech Recognition

Landmark-Based Speech Recognition. Mark Hasegawa-Johnson Carol Espy-Wilson Jim Glass Steve Greenberg Katrin Kirchhoff Mark Liberman Partha Niyogi Ken Stevens. What are Landmarks?. Time-frequency regions of high mutual information between phone and signal (maxima of I(q;X(t,f)) )

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432 views • 18 slides

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